metrocard was his ticket to the city's diverse neighborhoods. the idea was sparked on a cross- country trip when goldfield met rana singh sodhi at an arizona gas station. sodhi's brother had been murdered in a hate crime, gunned down in the days after 9/11. >> instead of receding from the world, he did quite the opposite. he bravely said to me that he was going to go out into the world and meet his neighbors. >> reporter: goldfield was inspired to meet his own neighbors in a city of eight million where one in three is foreign-born. >> the way i did it is quite -- fitting with rana's prescription. i just started to show up at cultural organizations and churches and mosques and restaurants and hair-braiding salons. >> reporter: his photographs are now on display at this community center, the jcc in manhattan. >> you ever heard of this country, yemen? >> yeah. >> okay, like it's in the middle east area. >> reporter: one of the 169 faces is yelyi nordone, a nicaraguan orphan, adopted and brought to the u.s. at 7. she is 16 now, and her picture is sa